Removing dead OMAP_DSP

OMAP_DSP doesn't exist in Kconfig, therefore removing all
references for it from the source code.

Signed-off-by: Christoph Egger <siccegge@cs.fau.de>
[tony@atomide.com: updated to apply on top of already queued patches]
Signed-off-by: Tony Lindgren <tony@atomide.com>

5 files changed, 0 insertions, 277 deletions

diff --git a/arch/arm/mach-omap1/board-nokia770.c b/arch/arm/mach-omap1/board-nokia770.c
index c9e9e37c5676..5224b67f7f1c 100644
--- a/arch/arm/mach-omap1/board-nokia770.c
+++ b/arch/arm/mach-omap1/board-nokia770.c
@@ -32,7 +32,6 @@
 #include <plat/board.h>
 #include <plat/keypad.h>
 #include <plat/common.h>
-#include <plat/dsp_common.h>
 #include <plat/hwa742.h>
 #include <plat/lcd_mipid.h>
 #include <plat/mmc.h>
@@ -242,138 +241,6 @@ static inline void nokia770_mmc_init(void)
 }
 #endif
 
-#if     defined(CONFIG_OMAP_DSP)
-/*
- * audio power control
- */
-#define HEADPHONE_GPIO          14
-#define AMPLIFIER_CTRL_GPIO     58
-
-static struct clk *dspxor_ck;
-static DEFINE_MUTEX(audio_pwr_lock);
-/*
- * audio_pwr_state
- * +--+-------------------------+---------------------------------------+
- * |-1|down                     |power-up request -> 0                  |
- * +--+-------------------------+---------------------------------------+
- * | 0|up                       |power-down(1) request -> 1             |
- * |  |                         |power-down(2) request -> (ignore)      |
- * +--+-------------------------+---------------------------------------+
- * | 1|up,                      |power-up request -> 0                  |
- * |  |received down(1) request |power-down(2) request -> -1            |
- * +--+-------------------------+---------------------------------------+
- */
-static int audio_pwr_state = -1;
-
-static inline void aic23_power_up(void)
-{
-}
-static inline void aic23_power_down(void)
-{
-}
-
-/*
- * audio_pwr_up / down should be called under audio_pwr_lock
- */
-static void nokia770_audio_pwr_up(void)
-{
-        clk_enable(dspxor_ck);
-
-        /* Turn on codec */
-        aic23_power_up();
-
-        if (gpio_get_value(HEADPHONE_GPIO))
-                /* HP not connected, turn on amplifier */
-                gpio_set_value(AMPLIFIER_CTRL_GPIO, 1);
-        else
-                /* HP connected, do not turn on amplifier */
-                printk("HP connected\n");
-}
-
-static void codec_delayed_power_down(struct work_struct *work)
-{
-        mutex_lock(&audio_pwr_lock);
-        if (audio_pwr_state == -1)
-                aic23_power_down();
-        clk_disable(dspxor_ck);
-        mutex_unlock(&audio_pwr_lock);
-}
-
-static DECLARE_DELAYED_WORK(codec_power_down_work, codec_delayed_power_down);
-
-static void nokia770_audio_pwr_down(void)
-{
-        /* Turn off amplifier */
-        gpio_set_value(AMPLIFIER_CTRL_GPIO, 0);
-
-        /* Turn off codec: schedule delayed work */
-        schedule_delayed_work(&codec_power_down_work, HZ / 20); /* 50ms */
-}
-
-static int
-nokia770_audio_pwr_up_request(struct dsp_kfunc_device *kdev, int stage)
-{
-        mutex_lock(&audio_pwr_lock);
-        if (audio_pwr_state == -1)
-                nokia770_audio_pwr_up();
-        /* force audio_pwr_state = 0, even if it was 1. */
-        audio_pwr_state = 0;
-        mutex_unlock(&audio_pwr_lock);
-        return 0;
-}
-
-static int
-nokia770_audio_pwr_down_request(struct dsp_kfunc_device *kdev, int stage)
-{
-        mutex_lock(&audio_pwr_lock);
-        switch (stage) {
-        case 1:
-                if (audio_pwr_state == 0)
-                        audio_pwr_state = 1;
-                break;
-        case 2:
-                if (audio_pwr_state == 1) {
-                        nokia770_audio_pwr_down();
-                        audio_pwr_state = -1;
-                }
-                break;
-        }
-        mutex_unlock(&audio_pwr_lock);
-        return 0;
-}
-
-static struct dsp_kfunc_device nokia770_audio_device = {
-        .name    = "audio",
-        .type    = DSP_KFUNC_DEV_TYPE_AUDIO,
-        .enable  = nokia770_audio_pwr_up_request,
-        .disable = nokia770_audio_pwr_down_request,
-};
-
-static __init int omap_dsp_init(void)
-{
-        int ret;
-
-        dspxor_ck = clk_get(0, "dspxor_ck");
-        if (IS_ERR(dspxor_ck)) {
-                printk(KERN_ERR "couldn't acquire dspxor_ck\n");
-                return PTR_ERR(dspxor_ck);
-        }
-
-        ret = dsp_kfunc_device_register(&nokia770_audio_device);
-        if (ret) {
-                printk(KERN_ERR
-                       "KFUNC device registration faild: %s\n",
-                       nokia770_audio_device.name);
-                goto out;
-        }
-        return 0;
- out:
-        return ret;
-}
-#else
-#define omap_dsp_init()         do {} while (0)
-#endif  /* CONFIG_OMAP_DSP */
-
 static void __init omap_nokia770_init(void)
 {
         platform_add_devices(nokia770_devices, ARRAY_SIZE(nokia770_devices));
@@ -382,7 +249,6 @@ static void __init omap_nokia770_init(void)
         omap_gpio_init();
         omap_serial_init();
         omap_register_i2c_bus(1, 100, NULL, 0);
-        omap_dsp_init();
         hwa742_dev_init();
         ads7846_dev_init();
         mipid_dev_init();
diff --git a/arch/arm/mach-omap1/devices.c b/arch/arm/mach-omap1/devices.c
index 379100c17639..c00d602a2599 100644
--- a/arch/arm/mach-omap1/devices.c
+++ b/arch/arm/mach-omap1/devices.c
@@ -63,44 +63,7 @@ static void omap_init_rtc(void)
 static inline void omap_init_rtc(void) {}
 #endif
 
-#if defined(CONFIG_OMAP_DSP) || defined(CONFIG_OMAP_DSP_MODULE)
-
-#if defined(CONFIG_ARCH_OMAP15XX)
-#  define OMAP1_MBOX_SIZE       0x23
-#  define INT_DSP_MAILBOX1      INT_1510_DSP_MAILBOX1
-#elif defined(CONFIG_ARCH_OMAP16XX)
-#  define OMAP1_MBOX_SIZE       0x2f
-#  define INT_DSP_MAILBOX1      INT_1610_DSP_MAILBOX1
-#endif
-
-#define OMAP1_MBOX_BASE         OMAP16XX_MAILBOX_BASE
-
-static struct resource mbox_resources[] = {
-        {
-                .start          = OMAP1_MBOX_BASE,
-                .end            = OMAP1_MBOX_BASE + OMAP1_MBOX_SIZE,
-                .flags          = IORESOURCE_MEM,
-        },
-        {
-                .start          = INT_DSP_MAILBOX1,
-                .flags          = IORESOURCE_IRQ,
-        },
-};
-
-static struct platform_device mbox_device = {
-        .name           = "omap1-mailbox",
-        .id             = -1,
-        .num_resources  = ARRAY_SIZE(mbox_resources),
-        .resource       = mbox_resources,
-};
-
-static inline void omap_init_mbox(void)
-{
-        platform_device_register(&mbox_device);
-}
-#else
 static inline void omap_init_mbox(void) { }
-#endif
 
 /*-------------------------------------------------------------------------*/
 
diff --git a/arch/arm/mach-omap1/mcbsp.c b/arch/arm/mach-omap1/mcbsp.c
index e9bdff192f82..b3a796a6da03 100644
--- a/arch/arm/mach-omap1/mcbsp.c
+++ b/arch/arm/mach-omap1/mcbsp.c
@@ -23,7 +23,6 @@
 #include <plat/mux.h>
 #include <plat/cpu.h>
 #include <plat/mcbsp.h>
-#include <plat/dsp_common.h>
 
 #define DPS_RSTCT2_PER_EN       (1 << 0)
 #define DSP_RSTCT2_WD_PER_EN    (1 << 1)
@@ -46,7 +45,6 @@ static void omap1_mcbsp_request(unsigned int id)
                                 clk_enable(api_clk);
                                 clk_enable(dsp_clk);
 
-                                omap_dsp_request_mem();
                                 /*
                                  * DSP external peripheral reset
                                  * FIXME: This should be moved to dsp code
@@ -62,7 +60,6 @@ static void omap1_mcbsp_free(unsigned int id)
 {
         if (id == OMAP_MCBSP1 || id == OMAP_MCBSP3) {
                 if (--dsp_use == 0) {
-                        omap_dsp_release_mem();
                         if (!IS_ERR(api_clk)) {
                                 clk_disable(api_clk);
                                 clk_put(api_clk);
diff --git a/arch/arm/plat-omap/devices.c b/arch/arm/plat-omap/devices.c
index ca5b2290f5a3..d1920be7833b 100644
--- a/arch/arm/plat-omap/devices.c
+++ b/arch/arm/plat-omap/devices.c
@@ -27,70 +27,8 @@
 #include <mach/gpio.h>
 #include <plat/menelaus.h>
 #include <plat/mcbsp.h>
-#include <plat/dsp_common.h>
 #include <plat/omap44xx.h>
 
-#if     defined(CONFIG_OMAP_DSP) || defined(CONFIG_OMAP_DSP_MODULE)
-
-static struct dsp_platform_data dsp_pdata = {
-        .kdev_list = LIST_HEAD_INIT(dsp_pdata.kdev_list),
-};
-
-static struct resource omap_dsp_resources[] = {
-        {
-                .name   = "dsp_mmu",
-                .start  = -1,
-                .flags  = IORESOURCE_IRQ,
-        },
-};
-
-static struct platform_device omap_dsp_device = {
-        .name           = "dsp",
-        .id             = -1,
-        .num_resources  = ARRAY_SIZE(omap_dsp_resources),
-        .resource       = omap_dsp_resources,
-        .dev = {
-                .platform_data = &dsp_pdata,
-        },
-};
-
-static inline void omap_init_dsp(void)
-{
-        struct resource *res;
-        int irq;
-
-        if (cpu_is_omap15xx())
-                irq = INT_1510_DSP_MMU;
-        else if (cpu_is_omap16xx())
-                irq = INT_1610_DSP_MMU;
-        else if (cpu_is_omap24xx())
-                irq = INT_24XX_DSP_MMU;
-
-        res = platform_get_resource_byname(&omap_dsp_device,
-                                           IORESOURCE_IRQ, "dsp_mmu");
-        res->start = irq;
-
-        platform_device_register(&omap_dsp_device);
-}
-
-int dsp_kfunc_device_register(struct dsp_kfunc_device *kdev)
-{
-        static DEFINE_MUTEX(dsp_pdata_lock);
-
-        spin_lock_init(&kdev->lock);
-
-        mutex_lock(&dsp_pdata_lock);
-        list_add_tail(&kdev->entry, &dsp_pdata.kdev_list);
-        mutex_unlock(&dsp_pdata_lock);
-
-        return 0;
-}
-EXPORT_SYMBOL(dsp_kfunc_device_register);
-
-#else
-static inline void omap_init_dsp(void) { }
-#endif  /* CONFIG_OMAP_DSP */
-
 /*-------------------------------------------------------------------------*/
 
 #if defined(CONFIG_OMAP_MCBSP) || defined(CONFIG_OMAP_MCBSP_MODULE)
@@ -359,7 +297,6 @@ static int __init omap_init_devices(void)
         /* please keep these calls, and their implementations above,
          * in alphabetical order so they're easier to sort through.
          */
-        omap_init_dsp();
         omap_init_rng();
         omap_init_mcpdm();
         omap_init_uwire();
diff --git a/arch/arm/plat-omap/include/plat/dsp_common.h b/arch/arm/plat-omap/include/plat/dsp_common.h
deleted file mode 100644
index da97736f3efa..000000000000
--- a/arch/arm/plat-omap/include/plat/dsp_common.h
+++ /dev/null
@@ -1,40 +0,0 @@
-/*
- * This file is part of OMAP DSP driver (DSP Gateway version 3.3.1)
- *
- * Copyright (C) 2004-2006 Nokia Corporation. All rights reserved.
- *
- * Contact: Toshihiro Kobayashi <toshihiro.kobayashi@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#ifndef ASM_ARCH_DSP_COMMON_H
-#define ASM_ARCH_DSP_COMMON_H
-
-#if defined(CONFIG_ARCH_OMAP1) && defined(CONFIG_OMAP_MMU_FWK)
-extern void omap_dsp_request_mpui(void);
-extern void omap_dsp_release_mpui(void);
-extern int omap_dsp_request_mem(void);
-extern int omap_dsp_release_mem(void);
-#else
-static inline int omap_dsp_request_mem(void)
-{
-        return 0;
-}
-#define omap_dsp_release_mem()  do {} while (0)
-#endif
-
-#endif /* ASM_ARCH_DSP_COMMON_H */